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2026-07-17 - 10:23
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Fri Jul 17, 2026 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
6332216897,6sleep10-21swapper/119:07:271
6449215591,8sleep30-21swapper/319:08:583
6443212767,8sleep20-21swapper/219:08:522
6441210798,6sleep00-21swapper/019:08:500
80652650,0sleep00-21swapper/020:35:120
124932630,0sleep20-21swapper/200:00:152
4082620,0sleep30-21swapper/320:55:183
90422590,0sleep10-21swapper/122:55:271
57922590,0sleep30-21swapper/321:30:143
191982590,0sleep20-21swapper/219:45:212
126632580,0sleep00-21swapper/019:40:180
80562540,0sleep20-21swapper/223:55:172
31782530,0sleep10-21swapper/120:55:231
35102510,0sleep20-21swapper/219:30:192
670499291,27cyclictest0-21swapper/221:04:402
669999284,17cyclictest9802-21/usr/sbin/munin21:05:151
669999280,27cyclictest0-21swapper/122:28:161
669999270,26cyclictest0-21swapper/123:32:071
669999270,26cyclictest0-21swapper/123:24:441
669999270,26cyclictest0-21swapper/123:03:371
669999270,26cyclictest0-21swapper/122:33:161
669999270,26cyclictest0-21swapper/122:23:221
669999270,26cyclictest0-21swapper/121:38:221
669999270,26cyclictest0-21swapper/120:13:151
669999270,26cyclictest0-21swapper/120:01:451
669999270,26cyclictest0-21swapper/119:56:181
669999270,26cyclictest0-21swapper/119:49:481
669999270,26cyclictest0-21swapper/119:40:361
669999270,26cyclictest0-21swapper/119:23:271
669999270,26cyclictest0-21swapper/119:12:481
669999270,26cyclictest0-21swapper/100:34:011
669999260,25cyclictest0-21swapper/123:05:411
669999260,25cyclictest0-21swapper/122:42:171
669999260,25cyclictest0-21swapper/122:36:161
669999260,25cyclictest0-21swapper/121:45:341
669999260,25cyclictest0-21swapper/121:15:371
669999260,25cyclictest0-21swapper/119:51:471
669999260,25cyclictest0-21swapper/119:32:301
669999260,25cyclictest0-21swapper/100:16:201
669999260,25cyclictest0-21swapper/100:13:351
669999250,25cyclictest0-21swapper/123:51:581
6704992321,2cyclictest0-21swapper/200:32:522
6704992316,7cyclictest0-21swapper/219:19:532
6699992321,2cyclictest0-21swapper/100:22:491
6699992321,1cyclictest0-21swapper/123:42:431
669999230,22cyclictest0-21swapper/121:31:131
6694992319,2cyclictest749-21snmpd19:59:240
6704992219,2cyclictest749-21snmpd23:47:012
6704992219,2cyclictest749-21snmpd19:13:152
670499221,3cyclictest0-21swapper/220:35:062
670499221,3cyclictest0-21swapper/220:29:422
670499221,20cyclictest0-21swapper/200:22:252
670499220,21cyclictest0-21swapper/222:12:552
670499220,21cyclictest0-21swapper/221:16:462
6699992220,2cyclictest0-21swapper/122:16:491
6699992220,2cyclictest0-21swapper/120:17:151
6699992219,3cyclictest0-21swapper/123:59:221
6699992218,3cyclictest0-21swapper/122:10:161
669999220,21cyclictest0-21swapper/123:45:351
669999220,21cyclictest0-21swapper/121:44:311
669999220,21cyclictest0-21swapper/121:21:211
669999220,21cyclictest0-21swapper/119:38:591
669999220,21cyclictest0-21swapper/100:05:011
669499220,21cyclictest0-21swapper/000:27:540
669499220,21cyclictest0-21swapper/000:27:530
6704992119,1cyclictest749-21snmpd19:58:272
6704992118,2cyclictest749-21snmpd20:18:422
6704992117,2cyclictest30435-21munin-run20:55:002
670499211,18cyclictest0-21swapper/223:10:132
670499210,20cyclictest0-21swapper/222:40:282
670499210,20cyclictest0-21swapper/220:20:422
669999210,3cyclictest0-21swapper/122:03:431
669999210,21cyclictest0-21swapper/120:52:371
669999210,20cyclictest0-21swapper/123:38:441
669999210,20cyclictest0-21swapper/121:51:041
669999210,20cyclictest0-21swapper/121:25:161
669999210,20cyclictest0-21swapper/121:11:461
669999210,20cyclictest0-21swapper/120:44:491
669999210,20cyclictest0-21swapper/120:35:571
669999210,20cyclictest0-21swapper/120:33:301
669999210,20cyclictest0-21swapper/120:24:421
669999210,20cyclictest0-21swapper/119:17:151
6694992119,1cyclictest749-21snmpd20:05:540
6694992118,2cyclictest749-21snmpd22:09:550
6694992118,2cyclictest749-21snmpd19:23:030
6694992117,2cyclictest749-21snmpd23:36:220
669499210,20cyclictest0-21swapper/023:02:310
669499210,20cyclictest0-21swapper/020:43:570
6704992018,1cyclictest749-21snmpd23:18:012
6704992018,1cyclictest749-21snmpd22:54:462
6704992018,1cyclictest749-21snmpd22:37:102
6704992018,1cyclictest749-21snmpd22:30:282
6704992018,1cyclictest749-21snmpd22:26:012
6704992018,1cyclictest749-21snmpd21:50:532
6704992018,1cyclictest749-21snmpd21:31:192
6704992018,1cyclictest749-21snmpd21:28:252
6704992018,1cyclictest749-21snmpd21:13:132
6704992018,1cyclictest749-21snmpd20:58:042
6704992018,1cyclictest749-21snmpd00:25:052
6704992018,1cyclictest749-21snmpd00:25:052
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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